Bunch of stuff moved as .old for new arch change

1 files changed, 46 insertions, 0 deletions

diff --git a/mirai.old/invocations/kata/wait.zig b/mirai.old/invocations/kata/wait.zig
new file mode 100644
index 0000000..e657e90
--- /dev/null
+++ b/mirai.old/invocations/kata/wait.zig
@@ -0,0 +1,46 @@
+//! Wait invocation - Wait for child Kata to dissolve
+
+const handler = @import("../handler.zig");
+const int = @import("../../utils/types/int.zig");
+const kata_mod = @import("../../kata/kata.zig");
+const result = @import("../../utils/types/result.zig");
+const sensei = @import("../../kata/sensei/sensei.zig");
+
+pub fn invoke(ctx: *handler.InvocationContext) void {
+    const target_id = int.u32_of(ctx.rdi);
+
+    const target = kata_mod.get_kata(target_id) orelse return result.set_error(ctx);
+
+    // Zombie or Dissolved means the child has exited
+    if (target.state == .Zombie or target.state == .Dissolved) {
+        return result.set_value(ctx, target.exit_code);
+    }
+
+    const current = sensei.get_current_kata() orelse return result.set_error(ctx);
+
+    current.state = .Stalled;
+    current.waiting_for = target_id;
+
+    current.context.rax = 0;
+    current.context.rbx = ctx.rbx;
+    current.context.rcx = ctx.rcx;
+    current.context.rdx = ctx.rdx;
+    current.context.rsi = ctx.rsi;
+    current.context.rdi = ctx.rdi;
+    current.context.rbp = ctx.rbp;
+    current.context.rsp = ctx.rsp;
+    current.context.r8 = ctx.r8;
+    current.context.r9 = ctx.r9;
+    current.context.r10 = ctx.r10;
+    current.context.r11 = ctx.r11;
+    current.context.r12 = ctx.r12;
+    current.context.r13 = ctx.r13;
+    current.context.r14 = ctx.r14;
+    current.context.r15 = ctx.r15;
+    current.context.rip = ctx.rip;
+    current.context.rflags = ctx.rflags;
+    current.context.cs = ctx.cs;
+    current.context.ss = ctx.ss;
+
+    sensei.schedule();
+}